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W91580

Description
24-MEMORY TONE/PULSE SWITCHABLE DIALER WITH HANDFREE AND HOLD FUNCTIONS
File Size140KB,19 Pages
ManufacturerWinbond Electronics Corporation
Websitehttp://www.winbond.com.tw
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W91580 Overview

24-MEMORY TONE/PULSE SWITCHABLE DIALER WITH HANDFREE AND HOLD FUNCTIONS

W91580 SERIES
24-MEMORY TONE/PULSE SWITCHABLE DIALER
WITH HANDFREE AND HOLD FUNCTIONS
GENERAL DESCRIPTION
The W91580 series dialers are Si-gate CMOS IC tone/pulse switchable dialers containing a 24-
channel automatic dialing memory, including a 16-digit
×
3 emergency dialing memory, a 16-digit
×
20 channel repertory memory that provides one-touch and three-touch dialing, and a 32-digit mercury
memory. These dialers also provide flash, clear, hold, and one-key redial functions.
FEATURES
DTMF/Pulse switchable dialer
31/32-digit LNB (last number buffer) memory (tone/pulse mode)
31/32-digit mercury memory (tone/pulse mode)
15/16-digit
×
3 one-touch direct repertory memory (tone/pulse mode)
15/16-digit
×
20 direct or indirect repertory memory (tone/pulse mode)
Uses 9
×
5 keyboard
Flash time: 98 mS, 305 mS, or 600 mS (selectable by keypad option)
Pause time: 3.6 sec.
Pause and P→T (pulse-to-tone) can be stored as a digit in memory
Minimum tone output duration: 100 mS
Minimum intertone pause: 100 mS
On-chip power-on reset
Uses 3.579545 MHz crystal or ceramic resonator
Packaged in 22, 24, or 28-pin plastic DIP
The different dialers in the W91580 series are shown in the following table:
TYPE NO.
W91580
W91580A
W91580B
W91580C
PULSE
(ppS)
10
10
10/20
10/20
MEMORY
20
20
24
24
MERCURY
MEMORY
-
-
Yes
Save
HOLD
-
-
Yes
Yes
HANDFREE
-
Yes
Yes
Yes
PACKAGE
22
24
28
28
-1-
Publication Release Date: Auguest 1995
Revision A3

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W91580 W91580C W91580A
Description 24-MEMORY TONE/PULSE SWITCHABLE DIALER WITH HANDFREE AND HOLD FUNCTIONS 24-MEMORY TONE/PULSE SWITCHABLE DIALER WITH HANDFREE AND HOLD FUNCTIONS 24-MEMORY TONE/PULSE SWITCHABLE DIALER WITH HANDFREE AND HOLD FUNCTIONS
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